Buggy code:
public class Database { private static Database db ; private static Connection connection ; private static final int TableAlreadyExistsError = - 21 ; private static final int ObjectNameAlreadyExists = - 5504 ; private static final int RowWithUniqueFieldAlreadyExistsError = - 104 ; private static String getDatabasePath ( ) { } public static Database getDB ( ) { } private Database ( ) throws ClassNotFoundException , SQLException { } private void createDataTable ( ) throws SQLException { } private void createInfoTable ( ) throws SQLException { } private void createSavedSearchTable ( ) throws SQLException { } private boolean commit ( ) { } public boolean addTrade ( List < Trade > trades ) { } private String buildInsertString ( Iterator < Map . Entry < String , SQLField > > iterator ) { } private String buildUpdateString ( Iterator < Map . Entry < String , SQLField > > iterator , long origId ) { } private boolean deleteTrade ( long id ) { } private boolean updateLastUpdateTime ( Trade trade ) { } public Date getLastUpdateTime ( ) { } public SearchResult search ( Search s ) { try { String query = "SELECT<seq2seq4repair_space>*<seq2seq4repair_space>FROM<seq2seq4repair_space>data<seq2seq4repair_space>WHERE<seq2seq4repair_space>" + ( "tradeType<seq2seq4repair_space>=<seq2seq4repair_space>?<seq2seq4repair_space>AND<seq2seq4repair_space>" + "assetClass<seq2seq4repair_space>=<seq2seq4repair_space>?<seq2seq4repair_space>AND<seq2seq4repair_space>" ) ; if ( ! ( ( ( s . getAsset ( ) ) == null ) || ( s . getAsset ( ) . equals ( "" ) ) ) ) { query += "<seq2seq4repair_space>(underlyingAsset1<seq2seq4repair_space>LIKE<seq2seq4repair_space>?<seq2seq4repair_space>OR<seq2seq4repair_space>underlyingAsset2<seq2seq4repair_space>LIKE<seq2seq4repair_space>?)<seq2seq4repair_space>AND<seq2seq4repair_space>" ; } if ( ! ( ( s . getMinPrice ( ) ) == ( s . getMaxPrice ( ) ) ) ) { query += "<seq2seq4repair_space>roundedNotionalAmount1<seq2seq4repair_space>>=<seq2seq4repair_space>?<seq2seq4repair_space>AND<seq2seq4repair_space>" + "<seq2seq4repair_space>roundedNotionalAmount1<seq2seq4repair_space><=<seq2seq4repair_space>?<seq2seq4repair_space>AND<seq2seq4repair_space>" ; } if ( ! ( ( ( s . getCurrency ( ) ) == null ) || ( s . getCurrency ( ) . equals ( "" ) ) ) ) { query += "<seq2seq4repair_space>(notionalCurrency1<seq2seq4repair_space>LIKE<seq2seq4repair_space>?<seq2seq4repair_space>OR<seq2seq4repair_space>notionalCurrency2<seq2seq4repair_space>LIKE<seq2seq4repair_space>?<seq2seq4repair_space>)<seq2seq4repair_space>AND<seq2seq4repair_space>" ; } if ( ! ( ( ( s . getUPI ( ) ) == null ) || ( s . getUPI ( ) . equals ( "" ) ) ) ) { query += "<seq2seq4repair_space>taxonomy<seq2seq4repair_space>LIKE<seq2seq4repair_space>?<seq2seq4repair_space>AND<seq2seq4repair_space>" ; } query += "<seq2seq4repair_space>executionTime<seq2seq4repair_space>>=<seq2seq4repair_space>?<seq2seq4repair_space>AND<seq2seq4repair_space>" + "<seq2seq4repair_space>executionTime<seq2seq4repair_space><=<seq2seq4repair_space>?" ; PreparedStatement ps = Database . connection . prepareStatement ( query ) ; int i = 1 ; ps . setShort ( i , s . getTradeType ( ) . getValue ( ) ) ; i ++ ; ps . setShort ( i , s . getAssetClass ( ) . getValue ( ) ) ; i ++ ; if ( ! ( ( ( s . getAsset ( ) ) == null ) || ( s . getAsset ( ) . equals ( "" ) ) ) ) { ps . setString ( i , ( ( "%" + ( s . getAsset ( ) ) ) + "%" ) ) ; i ++ ; ps . setString ( i , ( ( "%" + ( s . getAsset ( ) ) ) + "%" ) ) ; i ++ ; } if ( ! ( ( s . getMinPrice ( ) ) == ( s . getMaxPrice ( ) ) ) ) { ps . setFloat ( i , s . getMinPrice ( ) ) ; i ++ ; ps . setFloat ( i , s . getMaxPrice ( ) ) ; i ++ ; } if ( ! ( ( ( s . getCurrency ( ) ) == null ) || ( s . getCurrency ( ) . equals ( "" ) ) ) ) { ps . setString ( i , ( ( "%" + ( s . getCurrency ( ) ) ) + "%" ) ) ; i ++ ; ps . setString ( i , ( ( "%" + ( s . getCurrency ( ) ) ) + "%" ) ) ; i ++ ; } if ( ! ( ( ( s . getUPI ( ) ) == null ) || ( s . getUPI ( ) . equals ( "" ) ) ) ) { ps . setString ( i , ( ( "%" + ( s . getUPI ( ) ) ) + "%" ) ) ; i ++ ; } ps . setTimestamp ( i , new java . sql . Timestamp ( s . getStartTime ( ) . getTime ( ) ) ) ; i ++ ; ps . setTimestamp ( i , new java . sql . Timestamp ( s . getEndTime ( ) . getTime ( ) ) ) ; i ++ ; ResultSet rs = ps . executeQuery ( ) ; List < Trade > trades = new LinkedList < > ( ) ; while ( rs . next ( ) ) { trades . add ( TradeFieldMapping . makeObjectFromRecord ( rs ) ) ; } System . out . println ( trades . size ( ) ) ; return new SearchResult ( trades , 0 ) ; } catch ( SQLException ex ) { System . out . println ( ex . getMessage ( ) ) ; System . err . println ( "Search<seq2seq4repair_space>failed" ) ; <START_BUG> return new SearchResult ( new LinkedList ( ) , 0.0 ) ; <END_BUG> } } public boolean saveSearch ( Search s , String searchName ) { } public static Search getSavedSearch ( String name ) { } public static Map < String , Search > getSavedSearches ( ) { } public Connection getConnection ( ) { } }

Fix:
return new SearchResult ( new LinkedList < Trade > ( ) , 0.0 ) ;